Alternatives

# Best GLM Alternatives in October 2026

> The strongest alternative to GLM as of October 2026 is GPT-6 Astra from OpenAI: 15.9 points ahead of GLM-5.3, 9.3× pricier. Compared against GLM-5.3, GLM's current top model.
- Canonical page: https://noometry.com/alternatives/glm
- Last updated: 2026-10-10
- Title: Best GLM Alternatives (October 2026) | Noometry

The strongest alternative to GLM as of October 2026 is GPT-6 Astra from OpenAI: 15.9 points ahead of GLM-5.3, 9.3× pricier. Compared against GLM-5.3, GLM's current top model.

Last verified October 10, 2026

1.  ## [GPT-6 Astra](https://noometry.com/models/gpt-6-astra) OpenAI
    
    15.9 points ahead of GLM-5.3, 9.3× pricier.
    
    Score 70.8, $20 per M tokens blended.[Compare with GLM-5.3](https://noometry.com/compare/glm-5-3-vs-gpt-6-astra)
    
2.  ## [Claude Fable 5.1](https://noometry.com/models/claude-fable-5-1) Anthropic
    
    14.2 points ahead of GLM-5.3, 9.3× pricier.
    
    Score 69.0, $20 per M tokens blended.[Compare with GLM-5.3](https://noometry.com/compare/claude-fable-5-1-vs-glm-5-3)
    
3.  ## [Gemini 3.8 Flash](https://noometry.com/models/gemini-3-8-flash) Google
    
    7.0 points ahead of GLM-5.3, 1.4× cheaper per token.
    
    Score 61.8, $1.50 per M tokens blended.[Compare with GLM-5.3](https://noometry.com/compare/gemini-3-8-flash-vs-glm-5-3)
    
4.  ## [Kimi K3](https://noometry.com/models/kimi-k3) Moonshot AI
    
    4.7 points ahead of GLM-5.3, 2.8× pricier; open weights.
    
    Score 59.5, $6 per M tokens blended.[Compare with GLM-5.3](https://noometry.com/compare/glm-5-3-vs-kimi-k3)
    
5.  ## [Grok 4.6](https://noometry.com/models/grok-4-6) xAI
    
    2.0 points ahead of GLM-5.3, 1.4× pricier.
    
    Score 56.9, $3 per M tokens blended.[Compare with GLM-5.3](https://noometry.com/compare/glm-5-3-vs-grok-4-6)
    
6.  ## [Qwen3.8 Max](https://noometry.com/models/qwen3-8-max) Alibaba (Qwen)
    
    1.9 points ahead of GLM-5.3, 1.4× pricier.
    
    Score 56.8, $3 per M tokens blended.[Compare with GLM-5.3](https://noometry.com/compare/glm-5-3-vs-qwen3-8-max)
    
7.  ## [Muse Spark 1.3](https://noometry.com/models/muse-spark-1-3) Meta
    
    about as strong as GLM-5.3, 1.1× cheaper per token.
    
    Score 54.8, $2 per M tokens blended.[Compare with GLM-5.3](https://noometry.com/compare/glm-5-3-vs-muse-spark-1-3)
    
8.  ## [DeepSeek V4 Pro](https://noometry.com/models/deepseek-v4-pro) DeepSeek
    
    about as strong as GLM-5.3, 2.2× cheaper per token; open weights.
    
    Score 54.3, $0.99 per M tokens blended.[Compare with GLM-5.3](https://noometry.com/compare/deepseek-v4-pro-vs-glm-5-3)
    

More: [Open-source](https://noometry.com/alternatives/glm/open-source), [Cheaper](https://noometry.com/alternatives/glm/cheaper), [For coding](https://noometry.com/alternatives/glm/coding)

## Frequently asked questions

### What is the best alternative to GLM?

The strongest alternative to GLM as of October 2026 is GPT-6 Astra from OpenAI: 15.9 points ahead of GLM-5.3, 9.3× pricier. Compared against GLM-5.3, GLM's current top model.

### How were these alternatives chosen?

Each is the highest-ranked model from a different provider, compared on the Noometry Index against GLM-5.3.